The Boy Next Door {Leon Kuwata x Reader}

||Yes another Leon fanfic. ~Shh just let it happen~ After my other story (still ongoing don't worry) I decided I had a few new ideas. Without further ado~ please enjoy!||
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Four years didn't seem like that long of a time. But to Y/N it sure as hell did, especially when it came to her best friend's brother. Boy, had he changed...a freaking lot. The goofy airhead seemed to be replaced with this hot, cocky flirt. What'll Y/N do now that she's returned to stay?